[INFO] updating cached repository Gerqus/learing-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Gerqus/learing-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Gerqus/learing-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/Gerqus/learing-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Gerqus/learing-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Gerqus/learing-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Gerqus/learing-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Gerqus/learing-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 853223279cb4ab060629c5c5822c646565da319f
[INFO] sha for GitHub repo Gerqus/learing-rust: 853223279cb4ab060629c5c5822c646565da319f
[INFO] validating manifest of Gerqus/learing-rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Gerqus/learing-rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Gerqus/learing-rust
[INFO] finished frobbing Gerqus/learing-rust
[INFO] frobbed toml for Gerqus/learing-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/Gerqus/learing-rust/Cargo.toml
[INFO] started frobbing Gerqus/learing-rust
[INFO] finished frobbing Gerqus/learing-rust
[INFO] frobbed toml for Gerqus/learing-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Gerqus/learing-rust/Cargo.toml
[INFO] crate Gerqus/learing-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Gerqus/learing-rust against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Gerqus/learing-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 864aa3d914e580c0351f082d004e8036e2d1c45e84abe853f6aa687b50364b65
[INFO] running `"docker" "start" "-a" "864aa3d914e580c0351f082d004e8036e2d1c45e84abe853f6aa687b50364b65"`
[INFO] [stderr]    Compiling learning v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "864aa3d914e580c0351f082d004e8036e2d1c45e84abe853f6aa687b50364b65"`
[INFO] running `"docker" "rm" "-f" "864aa3d914e580c0351f082d004e8036e2d1c45e84abe853f6aa687b50364b65"`
[INFO] [stdout] 864aa3d914e580c0351f082d004e8036e2d1c45e84abe853f6aa687b50364b65
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Gerqus/learing-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] cd5a90f303ac9ae53c4c5a3ef74dd369bb69110fdea9e4501925b1dac46e899a
[INFO] running `"docker" "start" "-a" "cd5a90f303ac9ae53c4c5a3ef74dd369bb69110fdea9e4501925b1dac46e899a"`
[INFO] [stderr]    Compiling learning v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "cd5a90f303ac9ae53c4c5a3ef74dd369bb69110fdea9e4501925b1dac46e899a"`
[INFO] running `"docker" "rm" "-f" "cd5a90f303ac9ae53c4c5a3ef74dd369bb69110fdea9e4501925b1dac46e899a"`
[INFO] [stdout] cd5a90f303ac9ae53c4c5a3ef74dd369bb69110fdea9e4501925b1dac46e899a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Gerqus/learing-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 0dd7ba7a514a390c423b137857217bd5c76eccbd24f8033a1a55667796ad9624
[INFO] running `"docker" "start" "-a" "0dd7ba7a514a390c423b137857217bd5c76eccbd24f8033a1a55667796ad9624"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/learning-b6db4ae01e3e37ff
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0dd7ba7a514a390c423b137857217bd5c76eccbd24f8033a1a55667796ad9624"`
[INFO] running `"docker" "rm" "-f" "0dd7ba7a514a390c423b137857217bd5c76eccbd24f8033a1a55667796ad9624"`
[INFO] [stdout] 0dd7ba7a514a390c423b137857217bd5c76eccbd24f8033a1a55667796ad9624